/Engine/Source/Editor/BlueprintGraph/Classes/EdGraphSchema_K2.h
Attempts to construct a substitute node that is unique within its graph. If this call returns non-null node, it is expected for the caller to destroy the node that was passed in.
NULL if a substitute node cannot be created; otherwise, the substitute node instance
virtual [UEdGraphNode](API\Runtime\Engine\EdGraph\UEdGraphNode) * CreateSubstituteNode ( [UEdGraphNode](API\Runtime\Engine\EdGraph\UEdGraphNode) * Node, const [UEdGraph](API\Runtime\Engine\EdGraph\UEdGraph) * Graph, [FObjectInstancingGraph](API\Runtime\CoreUObject\UObject\FObjectInstancingGraph) * InstanceGraph, [TSet](API\Runtime\Core\Containers\TSet)< [FName](API\Runtime\Core\UObject\FName) > & InOutExtraNames ) const